Transistor Illustrations (IMAGE) Hokkaido University Caption (Top) Schematic illustration of the transistor, which can control the density of 2DEG at the interface between AlGaN and GaN. (Bottom) Photograph of the transistor during measurement. Credit Ohta H. et al., <i>Advanced Science</i>, November 20, 2017 Usage Restrictions This image is copyrighted and can be used for reporting this press release if properly credited. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.